Clarke -- U.S. County in Virginia Population (2000): 12652 Housing Units (2000): 5388 Land area (2000): 176.616482 sq. miles (457.434570 sq. km) Water area (2000): 1.568920 sq. miles (4.063485 sq. km) Total area (2000): 178.185402 sq. miles (461.498055 sq. km) Located within: Virginia (VA), FIPS 51 Location: 39.114959 N, 77.992826 W Headwords: Clarke Clarke, VA Clarke County Clarke County, VA